less(1): Upgrade from version 458 to 471
[dragonfly.git] / include / stddef.h
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1/*-
2 * Copyright (c) 1990, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 *
33 * @(#)stddef.h 8.1 (Berkeley) 6/2/93
34 *
35 * $FreeBSD: src/include/stddef.h,v 1.2.8.4 2002/08/07 15:49:32 imp Exp $
36 */
37
38#ifndef _STDDEF_H_
39#define _STDDEF_H_
40
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41#include <sys/cdefs.h>
42#include <sys/_null.h>
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43#ifndef _SYS_STDINT_H_
44#include <sys/stdint.h> /* __rune_t and friends */
45#endif
984263bc 46
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47#ifndef _SIZE_T_DECLARED
48#define _SIZE_T_DECLARED
e2565a42 49typedef __size_t size_t; /* open group */
984263bc 50#endif
e2565a42 51
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52#ifndef _PTRDIFF_T_DECLARED
53#define _PTRDIFF_T_DECLARED
e2565a42 54typedef __ptrdiff_t ptrdiff_t; /* open group */
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55#endif
56
e7c32013 57#if __BSD_VISIBLE
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58#ifndef _RUNE_T_DECLARED
59#define _RUNE_T_DECLARED
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60typedef __rune_t rune_t;
61#endif
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62#endif
63
64#ifndef __cplusplus
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65#ifndef _WCHAR_T_DECLARED
66#define _WCHAR_T_DECLARED
e2565a42 67typedef __wchar_t wchar_t; /* open group */
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68#endif
69#endif
70
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71#define offsetof(type, member) __offsetof(type, member)
72
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73#if (defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) || \
74 (defined(__cplusplus) && __cplusplus >= 201103L))
75typedef struct {
76 long long __max_align_nonce1 __aligned(__alignof(long long));
77 long double __max_align_nonce2 __aligned(__alignof(long double));
78} max_align_t;
79#endif
80
984263bc 81#endif /* _STDDEF_H_ */